267 lines
11 KiB
Rust
267 lines
11 KiB
Rust
/*
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* meli - configuration module.
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*
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* Copyright 2019 Manos Pitsidianakis
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*
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* This file is part of meli.
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*
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* meli is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* meli is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with meli. If not, see <http://www.gnu.org/licenses/>.
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*/
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use super::DotAddressable;
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use crate::terminal::Key;
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use indexmap::IndexMap;
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use melib::{MeliError, Result};
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#[macro_export]
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macro_rules! shortcut {
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($key:ident == $shortcuts:ident[$section:expr][$val:literal]) => {
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$shortcuts
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.get($section)
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.and_then(|s| s.get($val).map(|v| v == $key))
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.unwrap_or(false)
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};
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}
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#[derive(Debug, Clone, Serialize, Deserialize)]
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#[serde(deny_unknown_fields)]
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pub struct Shortcuts {
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#[serde(default)]
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pub general: GeneralShortcuts,
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#[serde(default)]
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pub listing: ListingShortcuts,
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#[serde(default)]
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pub composing: ComposingShortcuts,
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#[serde(default, alias = "compact-listing")]
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pub compact_listing: CompactListingShortcuts,
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#[serde(default, alias = "contact-list")]
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pub contact_list: ContactListShortcuts,
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#[serde(default, alias = "envelope-view")]
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pub envelope_view: EnvelopeViewShortcuts,
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#[serde(default, alias = "thread-view")]
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pub thread_view: ThreadViewShortcuts,
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#[serde(default)]
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pub pager: PagerShortcuts,
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}
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impl Default for Shortcuts {
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fn default() -> Self {
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Self {
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general: GeneralShortcuts::default(),
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listing: ListingShortcuts::default(),
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composing: ComposingShortcuts::default(),
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compact_listing: CompactListingShortcuts::default(),
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contact_list: ContactListShortcuts::default(),
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envelope_view: EnvelopeViewShortcuts::default(),
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thread_view: ThreadViewShortcuts::default(),
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pager: PagerShortcuts::default(),
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}
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}
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}
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impl DotAddressable for Shortcuts {
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fn lookup(&self, parent_field: &str, path: &[&str]) -> Result<String> {
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match path.first() {
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Some(field) => {
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let tail = &path[1..];
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match *field {
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"general" => self.general.lookup(field, tail),
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"listing" => self.listing.lookup(field, tail),
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"composing" => self.composing.lookup(field, tail),
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"compact_listing" | "compact-listing" => {
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self.compact_listing.lookup(field, tail)
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}
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"contact_list" | "contact-list" => self.contact_list.lookup(field, tail),
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"envelope_view" | "envelope-view" => self.envelope_view.lookup(field, tail),
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"thread_view" | "thread-view" => self.thread_view.lookup(field, tail),
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"pager" => self.pager.lookup(field, tail),
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other => Err(MeliError::new(format!(
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"{} has no field named {}",
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parent_field, other
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))),
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}
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}
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None => Ok(toml::to_string(self).map_err(|err| err.to_string())?),
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}
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}
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}
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/// Create a struct holding all of a Component's shortcuts.
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#[macro_export]
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macro_rules! shortcut_key_values {
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(
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$cname:expr,
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$(#[$outer:meta])*
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pub struct $name:ident { $($fname:ident |> $fdesc:literal |> $default:expr),* }) => {
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$(#[$outer])*
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#[derive(Debug, Clone, Serialize, Deserialize)]
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#[serde(default)]
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#[serde(rename = $cname)]
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pub struct $name {
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$(pub $fname : Key),*
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}
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impl $name {
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/// Returns a shortcut's description
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pub fn key_desc(&self, key: &str) -> &'static str {
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match key {
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$(stringify!($fname) => $fdesc),*,
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_ => unreachable!()
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}
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}
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/// Returns a hashmap of all shortcuts and their values
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pub fn key_values(&self) -> IndexMap<&'static str, Key> {
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[
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$((stringify!($fname),(self.$fname).clone()),)*
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].iter().cloned().collect()
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}
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}
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impl Default for $name {
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fn default() -> Self {
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Self {
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$($fname: $default),*
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}
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}
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}
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impl DotAddressable for $name {
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fn lookup(&self, parent_field: &str, path: &[&str]) -> Result<String> {
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match path.first() {
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Some(field) => {
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let tail = &path[1..];
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match *field {
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$(stringify!($fname) => self.$fname.lookup(field, tail),)*
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other => Err(MeliError::new(format!(
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"{} has no field named {}",
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parent_field, other
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))),
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}
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}
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None => Ok(toml::to_string(self).map_err(|err| err.to_string())?),
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}
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}
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}
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}
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}
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shortcut_key_values! { "compact-listing",
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/// Shortcut listing for a mail listing in compact mode.
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pub struct CompactListingShortcuts {
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exit_thread |> "Exit thread view." |> Key::Char('i'),
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open_thread |> "Open thread." |> Key::Char('\n')
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}
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}
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shortcut_key_values! { "listing",
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/// Shortcut listing for a mail listing.
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pub struct ListingShortcuts {
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scroll_up |> "Scroll up list." |> Key::Up,
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scroll_down |> "Scroll down list." |> Key::Down,
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new_mail |> "Start new mail draft in new tab." |> Key::Char('m'),
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next_account |> "Go to next account." |> Key::Char('h'),
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next_mailbox |> "Go to next mailbox." |> Key::Char('J'),
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next_page |> "Go to next page." |> Key::PageDown,
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prev_account |> "Go to previous account." |> Key::Char('l'),
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prev_mailbox |> "Go to previous mailbox." |> Key::Char('K'),
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open_mailbox |> "Open selected mailbox" |> Key::Char('\n'),
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prev_page |> "Go to previous page." |> Key::PageUp,
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search |> "Search within list of e-mails." |> Key::Char('/'),
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refresh |> "Manually request a mailbox refresh." |> Key::F(5),
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set_seen |> "Set thread as seen." |> Key::Char('n'),
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union_modifier |> "Union modifier." |> Key::Ctrl('u'),
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diff_modifier |> "Difference modifier." |> Key::Ctrl('d'),
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intersection_modifier |> "Intersection modifier." |> Key::Ctrl('i'),
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select_entry |> "Select thread entry." |> Key::Char('v'),
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toggle_menu_visibility |> "Toggle visibility of side menu in mail list." |> Key::Char('`')
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}
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}
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shortcut_key_values! { "contact-list",
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/// Shortcut listing for the contact list view
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pub struct ContactListShortcuts {
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scroll_up |> "Scroll up list." |> Key::Up,
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scroll_down |> "Scroll down list." |> Key::Down,
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create_contact |> "Create new contact." |> Key::Char('c'),
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edit_contact |> "Edit contact under cursor." |> Key::Char('e'),
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mail_contact |> "Mail contact under cursor." |> Key::Char('m'),
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next_account |> "Go to next account." |> Key::Char('h'),
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prev_account |> "Go to previous account." |> Key::Char('l'),
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toggle_menu_visibility |> "Toggle visibility of side menu in mail list." |> Key::Char('`')
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}
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}
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shortcut_key_values! { "pager",
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/// Shortcut listing for the text pager
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pub struct PagerShortcuts {
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page_down |> "Go to next pager page" |> Key::PageDown,
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page_up |> "Go to previous pager page" |> Key::PageUp,
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scroll_down |> "Scroll down pager." |> Key::Char('j'),
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scroll_up |> "Scroll up pager." |> Key::Char('k')
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}
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}
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shortcut_key_values! { "general",
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pub struct GeneralShortcuts {
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toggle_help |> "Toggle help and shortcuts view." |> Key::Char('?'),
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enter_command_mode |> "Enter COMMAND mode." |> Key::Char(':'),
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quit |> "Quit meli." |> Key::Char('q'),
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go_to_tab |> "Go to the nth tab" |> Key::Alt('n'),
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next_tab |> "Next tab." |> Key::Char('T'),
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scroll_right |> "Generic scroll right (catch-all setting)" |> Key::Right,
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scroll_left |> "Generic scroll left (catch-all setting)" |> Key::Left,
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scroll_up |> "Generic scroll up (catch-all setting)" |> Key::Up,
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scroll_down |> "Generic scroll down (catch-all setting)" |> Key::Down
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}
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}
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shortcut_key_values! { "composing",
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pub struct ComposingShortcuts {
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edit_mail |> "Edit mail." |> Key::Char('e'),
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send_mail |> "Deliver draft to mailer" |> Key::Char('s'),
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scroll_up |> "Change field focus." |> Key::Up,
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scroll_down |> "Change field focus." |> Key::Down
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}
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}
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shortcut_key_values! { "envelope-view",
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pub struct EnvelopeViewShortcuts {
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add_addresses_to_contacts |> "Select addresses from envelope to add to contacts." |> Key::Char('c'),
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edit |> "Open envelope in composer." |> Key::Char('e'),
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go_to_url |> "Go to url of given index" |> Key::Char('g'),
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open_attachment |> "Opens selected attachment with xdg-open." |> Key::Char('a'),
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open_mailcap |> "Opens selected attachment according to its mailcap entry." |> Key::Char('m'),
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reply |> "Reply to envelope." |> Key::Char('R'),
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reply_to_author |> "Reply to author." |> Key::Ctrl('r'),
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reply_to_all |> "Reply to all/Reply to list/Follow up." |> Key::Ctrl('g'),
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return_to_normal_view |> "Return to envelope if viewing raw source or attachment." |> Key::Char('r'),
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toggle_expand_headers |> "Expand extra headers (References and others)." |> Key::Char('h'),
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toggle_url_mode |> "Toggles url open mode." |> Key::Char('u'),
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view_raw_source |> "View envelope source in a pager. (toggles between raw and decoded source)" |> Key::Alt('r')
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}
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}
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shortcut_key_values! { "thread-view",
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pub struct ThreadViewShortcuts {
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scroll_up |> "Scroll up list." |> Key::Up,
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scroll_down |> "Scroll down list." |> Key::Down,
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collapse_subtree |> "collapse thread branches" |> Key::Char('h'),
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next_page |> "Go to next page." |> Key::PageDown,
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prev_page |> "Go to previous page." |> Key::PageUp,
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reverse_thread_order |> "reverse thread order" |> Key::Ctrl('r'),
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toggle_mailview |> "toggle mail view visibility" |> Key::Char('p'),
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toggle_threadview |> "toggle thread view visibility" |> Key::Char('t')
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}
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}
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